[README](../README.md)  
![search-engine](../images/3layers.png "Трёхуровневая архитектура")

[Трёхуровневая архитектура (ru.wikipedia.org)](https://ru.wikipedia.org/wiki/%D0%A2%D1%80%D1%91%D1%85%D1%83%D1%80%D0%BE%D0%B2%D0%BD%D0%B5%D0%B2%D0%B0%D1%8F_%D0%B0%D1%80%D1%85%D0%B8%D1%82%D0%B5%D0%BA%D1%82%D1%83%D1%80%D0%B0#:~:text=three%2Dtier)%20%E2%80%94%20%D0%B0%D1%80%D1%85%D0%B8%D1%82%D0%B5%D0%BA%D1%82%D1%83%D1%80%D0%BD%D0%B0%D1%8F%20%D0%BC%D0%BE%D0%B4%D0%B5%D0%BB%D1%8C,%D1%81%20%D0%BA%D0%BE%D1%82%D0%BE%D1%80%D1%8B%D0%BC%D0%B8%20%D1%80%D0%B0%D0%B1%D0%BE%D1%82%D0%B0%D1%8E%D1%82%20%D1%81%D0%B5%D1%80%D0%B2%D0%B5%D1%80%D1%8B%20%D0%BF%D1%80%D0%B8%D0%BB%D0%BE%D0%B6%D0%B5%D0%BD%D0%B8%D0%B9)